Porifera

Streptosolenidae Johns, 1994

Selection of related publications
Rhebergen, F. 2009. Ordovician sponges (Porifera) and other silicifications from Baltica in Neogene and Pleistocene fluvial deposits of the Netherlands and northern Germany. Estonian Journal of Earth Sciences 58, 1, 24-37. DOI:10.3176/earth.2009.1.03
Rhebergen, F. 2007. Baltic Ordovician compound sponges as erratics on Gotland (Sweden), in northern Germany and the eastern Netherlands. Netherlands Journal of Geosciences 86, 4, 365 - 378. DOI:10.1017/S0016774600023581
Rhebergen, F., Hacht, U. von 2000. Ordovician erratic sponges from Gotland, Sweden. GFF 122, 4, 339-349. DOI:10.1080/11035890001224339